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<?php /**  *  * 我的日历  * date_default_timezone_set date mktime  * @param int $year  * @param int $month  * @param string $timezone  * @author fc_lamp  * @blog: http://www.cnblogs.com/roucheng/  */ function myCalender($year = '', $month = '', $timezone = 'Asia/Shanghai') {           date_default_timezone_set ( $timezone );     $year = abs ( intval ( $year ) );     $month = abs ( intval ( $month ) );           //是否是32位机     if (is32())     {         if ($year < 1970 or $year >= 2038)         {             $year = date ( 'Y' );         }     } else     {         if ($year <= 0)         {             $year = date ( 'Y' );         }           }           if ($month <= 0 or $month > 12)     {         $month = date ( 'm' );     }           //上一年     $pretYear = $year - 1;     //上一月     $mpYear = $year;     $preMonth = $month - 1;     if ($preMonth <= 0)     {         $preMonth = 1;         $mpYear = $pretYear;     }           //下一年     $nextYear = $year + 1;     //下一月     $mnYear = $year;     $nextMonth = $month + 1;     if ($nextMonth > 12)     {         $nextMonth = 1;         $mnYear = $nextYear;     }           //日历头     $html = <<<HTML <table width="500" border="1">   <tr align="center">     <td><a href="?y=$pretYear">上一年</a></td>     <td><a href="?y=$mpYear&m=$preMonth">上一月</a></td>      <td><a href="?">回到今天</a></td>     <td><a href="?y=$mnYear&m=$nextMonth">下一月</a></td>     <td><a href="?y=$nextYear">下一年</a></td>   </tr>   <tr align="center">     <td colspan="5">{$year}年{$month}月</td>   </tr>   <tr>       <td colspan="5">         <table width="100%" border="1">             <tr align="center">                 <td style="background-color:#DAF0DD;">星期一</td>                 <td style="background-color:#DAF0DD;">星期二</td>                 <td style="background-color:#DAF0DD;">星期三</td>                 <td style="background-color:#DAF0DD;">星期四</td>                 <td style="background-color:#DAF0DD;">星期五</td>                 <td style="background-color:#F60;color:#fff;font-weight: bold;">星期六</td>                 <td style="background-color:#F60;color:#fff;font-weight: bold;">星期天</td>             </tr> HTML;           $currentDay = date ( 'Y-m-j' );           //当月最后一天     $lastday = date ( 'j', mktime ( 0, 0, 0, $nextMonth, 0, $year ) );           //循环输出天数     $day = 1;     $line = '';     while ( $day <= $lastday )     {         $cday = $year . '-' . $month . '-' . $day;                   //当前星期几         $nowWeek = date ( 'N', mktime ( 0, 0, 0, $month, $day, $year ) );                   if ($day == 1)         {             $line = '<tr align="center">';             $line .= str_repeat ( '<td> </td>', $nowWeek - 1 );         }                   if ($cday == $currentDay)         {             $style = 'style="color:red;"';         } else         {             $style = '';         }                   $line .= "<td $style>$day</td>";                   //一周结束         if ($nowWeek == 7)         {             $line .= '</tr>';             $html .= $line;             $line = '<tr align="center">';         }                   //全月结束         if ($day == $lastday)         {             if ($nowWeek != 7)             {                 $line .= str_repeat ( '<td> </td>', 7 - $nowWeek );             }             $line .= '</tr>';             $html .= $line;                           break;         }                   $day ++;     }           $html .= <<<HTML         </table>        </td>   </tr> </table> HTML;     return $html; }   /**  *  * 检测是否是32位机  * @author fc_lamp  * @blog: fc-lamp.blog.163.com  */ function is32() {     $is32 = False;     if (strtotime ( '2039-10-10' ) === False)     {         $is32 = True;     }     return $is32; }
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